Pith Number

pith:CHZXK7I7

pith:2011:CHZXK7I7B6CHQDFXEL6SDBDNFO

not attested not anchored not stored refs pending

A (sub)millimetre study of dense cores in Orion B9

Jorma Harju, Lauri K. Haikala, Mika Juvela, Oskari Miettinen

arxiv:1112.5053 v1 · 2011-12-21 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CHZXK7I7B6CHQDFXEL6SDBDNFO}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:59:03.969592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11f3757d1f0f84780cb722fd21846d2ba54db43839b139c2a9adb2e5a71bb7f6

Aliases

arxiv: 1112.5053 · arxiv_version: 1112.5053v1 · doi: 10.48550/arxiv.1112.5053 · pith_short_12: CHZXK7I7B6CH · pith_short_16: CHZXK7I7B6CHQDFX · pith_short_8: CHZXK7I7

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/CHZXK7I7B6CHQDFXEL6SDBDNFO \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 11f3757d1f0f84780cb722fd21846d2ba54db43839b139c2a9adb2e5a71bb7f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e56ec96b2e0b584c4f91a69e47bcbd55c198ba413fcae1c3d997224f7699332d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-12-21T15:17:01Z",
    "title_canon_sha256": "cc7852ed29e7c76c1dedd39a3ced0c3764d5bcfd83504497befb66caf2a5f102"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.5053",
    "kind": "arxiv",
    "version": 1
  }
}